| Used Operating Systems |
| 1 | 8161 | 50.95 | 1308 | 27.29 | Windows NT |
| 2 | 2564 | 16.01 | 2305 | 48.09 | +http://www.baidu.com/search/spider.html |
| 3 | 1040 | 6.49 | 400 | 8.35 | +http://www.google.com/bot.html |
| 4 | 861 | 5.37 | 208 | 4.34 | ezooms.bot@gmail.com |
| 5 | 841 | 5.25 | 126 | 2.63 | +http://yandex.com/bots |
| 6 | 667 | 4.16 | 214 | 4.46 | +http://www.bing.com/bingbot.htm |
| 7 | 526 | 3.28 | 4 | 0.08 | +http://www.seoprofiler.com/bot |
| 8 | 450 | 2.81 | 27 | 0.56 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 301 | 1.88 | 57 | 1.19 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 118 | 0.74 | 2 | 0.04 | +http://siteexplorer.info/ |
| 11 | 102 | 0.64 | 2 | 0.04 | +http://www.solomono.ru |
| 12 | 66 | 0.41 | 4 | 0.08 | http://www.searchmetrics.com/en/searchme... |
| 13 | 64 | 0.40 | 59 | 1.23 | +http://www.mfgpages.com |
| 14 | 52 | 0.32 | 1 | 0.02 | Android |
| 15 | 49 | 0.31 | 21 | 0.44 | +http://www.exabot.com/go/robot |
| 16 | 28 | 0.17 | 14 | 0.29 | +http://www.career-x.de/bot.html |
| 17 | 14 | 0.09 | 0 | 0.00 | Windows 9. |
| 18 | 12 | 0.07 | 0 | 0.00 | Macintosh PPC |
| 19 | 10 | 0.06 | 5 | 0.10 | http://crawler.sistrix.net/ |
| 20 | 10 | 0.06 | 6 | 0.13 | Windows 98 |
| 21 | 10 | 0.06 | 3 | 0.06 | ScoutJet; +http://blekko.com/about/blekk... |
| 22 | 8 | 0.05 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 23 | 7 | 0.04 | 6 | 0.13 | +info@netcraft.com |
| 24 | 6 | 0.04 | 2 | 0.04 | Windows 2000 |
| 25 | 6 | 0.04 | 2 | 0.04 | Auto; Windows |
| 26 | 6 | 0.04 | 2 | 0.04 | Windows 95 |
| 27 | 6 | 0.04 | 2 | 0.04 | Macintosh |
| 28 | 4 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 29 | 4 | 0.02 | 0 | 0.00 | Linux 2.4.x |
| 30 | 4 | 0.02 | 2 | 0.04 | +http://www.yunyun.com/spider.html |
| 31 | 4 | 0.02 | 2 | 0.04 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 32 | 3 | 0.02 | 2 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 33 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 34 | 2 | 0.01 | 1 | 0.02 | +http://www.proximic.com/info/spider.php |
| 35 | 2 | 0.01 | 1 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 36 | 2 | 0.01 | 2 | 0.04 | X11; Linux i686; de |
| 37 | 2 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 38 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 39 | 1 | 0.01 | 1 | 0.02 | Linux [unknown version] |
| 40 | 1 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 41 | 1 | 0.01 | 1 | 0.02 | +http://tweetmeme.com/ |
